A detective in a small Pennsylvania town investigates a local murder while trying to keep her life from falling apart.
Cast: Sosie Bacon, David Denman, Neal Huff, Izzy King, Cameron Mann, James McArdle, Kassie Mundhenk, Patrick Murney, Julianne Nicholson, Guy Pearce, Evan Peters, Angourie Rice, Jean Smart, Cailee Spaeny, John Douglas Thompson, Joe Tippett, Kate Winslet, Patsy Meck, Kate Arrington, Ruby Cruz, Pat DeFusco, Connie Giordano, Justin Hurtt-Dunkley, Mackenzie Lansing, Jeffrey Mowery, Kittson O'Neill, Setty Brosevelt, Rose Decker, Debbie Lay, Patrick McDade, Anthony Norman, Chinasa Ogbuagu, Drew Scheid, Robbie Tann, Sasha Frolova, Debbie Campbell, Jeremy Gabriel, Caitlin Houlahan, Chelsea Marie Marlowe, Andrew McKeough, Phyllis Somerville, Gary Ayash, Kevin D. Benton, Jennifer Butler, Ned Eisenberg, Gabi Faye, Brian Gallagher, Dominique Johnson, Cody Kostro, Kiah McKirnan, Eric T. Miller, Brooke Stacy Mills, Scot Teller, Robert Benn, Jimmy Chang, James Dormuth, Dave Ferrier, Michael Harrah, Rob Jankowski, Rodney Jones, Cory Kastle, R.J. Koker, Caroline Mixon, Catherine Mary Moroney, Rachel Nielsen, Damien Paige, Tatiana Romero, Daniel Sassa, Meredith Sullivan
When her investigation takes a series of devastating turns, Mare's friends and family members process the fallout as she attempts to finally find her own way forward.
Mare wakes up in the hospital after a heroic rescue and faces the unyielding pain that comes from losing a friend; Mare finds a stunning clue after Chief Carter gives her a second chance; Richard hopes to strengthen his relationship with Mare.
In her mandated therapy, Mare opens up about her family's history with mental health struggles. Meanwhile, Lori tries to get to the bottom of her son's outburst at school, and later, Mare meets with a semi-retired source to help find a possible connection to her three cases.
With Mare forced to take a backseat on the case, Colin presses a local priest about the vague circumstances that prompted his transfer to the parish. Meanwhile, an anonymous call gives Dawn hope that Katie might still be alive.
As Mare and Colin parse new physical evidence, phone records lead to an unlikely suspect. After lashing out at Helen about a possible custody fight over Drew, Mare receives some unprompted advice from Richard on how to move forward with Carrie. Later, Kenny and Mare face the consequences of their misguided attempts to protect their families.
Mare visits a grisly murder scene before informing the victim's enraged father. As a video from the night of the crime surfaces, Mare questions suspects in the case and gives an icy welcome to County Detective Colin Zabel, who's been called in to assist. Later, Mare bumps heads with locals and airs concerns about her grandson Drew in light of her late son's mental health struggles.
After answering a call about a neighborhood prowler, Detective Mare Sheehan shoulders her chief's directive to revive an unsolved missing person's case amid increased community pressure. Later, while her loved ones celebrate her ex-husband Frank's engagement, Mare attends a celebration for her legendary high school basketball win and connects with Richard, a professor who's new in town.